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Name: DS1302ZN
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1302ZN
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated DS1302ZN

Part No.:: DS1302ZN

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: DS1302ZN.pdf

Description:: IC RTC CLK/CALENDAR SER 8-SOIC

In Stock:: 3101

Quantity:: Add To Cart

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DS1302ZN Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Trickle-Charger
MemorySize:
31B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
3-Wire Serial
Voltage-Supply:
2V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 5.5V
Current-Timekeeping(Max):
0.3µA ~ 1µA @ 2V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1302ZN this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1302ZN price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DS1302ZN to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DS1302ZN information

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DS1302ZN Typical application Circuitry

DS1302ZN

The DS1302ZN is a part of the well-known DS1302 series, a collection of trickle-charge timekeeping chips from Maxim Integrated. These chips are celebrated for their ability to maintain accurate time and date information, including leap years, making them a go-to choice for applications that demand reliable timekeeping, such as embedded systems, industrial controls, and consumer electronics. The DS1302ZN stands out for its efficient power management and backup battery support.

1. Power Source Configuration: The DS1302ZN operates in a voltage range from 2.0V to 5.5V. Connect the VCC2 pin to a suitable power supply within this voltage range to power the chip. The DS1302ZN also features a VCC1 pin for backup power connection, commonly linked to a 3V coin cell battery, essential for keeping the clock operational during main power outages.

2. Establishing a Ground Link: The GND pin of the DS1302ZN must be connected to the ground of your circuit. This connection is essential for the chip's stability and correct operation.

3. Serial Interface Arrangement: Communication with the DS1302ZN is facilitated through a three-wire interface. The SCLK pin (Serial Clock) should be connected to a clock signal source, usually a microcontroller. The I/O pin, designated for Input/Output, needs to be connected to a serial data pin on the microcontroller. The CE (Chip Enable) pin, which is vital for starting and stopping data communication, should be linked to a digital output pin on the microcontroller.

4. Crystal Oscillator Implementation: For accurate timekeeping, the DS1302ZN requires an external 32.768 kHz crystal oscillator, connected across the X1 and X2 pins. The precision of the crystal oscillator is crucial for the chip's timekeeping accuracy.

5. Utilizing the DS1302ZN Features: This chip offers 31 bytes of static RAM for data storage and controls calendar and clock functions. These features are accessible through the serial interface, allowing for control and data retrieval from the chip's registers. The DS1302ZN also has a programmable trickle charger for the backup battery.

6. PCB Layout Planning: In the PCB layout, position the DS1302ZN away from sources of high-frequency noise. Pay particular attention to the layout of the crystal oscillator circuit, ensuring trace lengths are minimized to maintain signal integrity.

7. Protective Components for the DS1302ZN: Implementing resistors and capacitors in the circuit can safeguard the DS1302ZN from electrical disturbances. These components are particularly useful in environments with electrical variability, providing stability to the chip.

In conclusion, the DS1302ZN is a versatile and reliable real-time clock chip, suitable for a wide array of applications where accurate timekeeping is essential. Proper connections for power supply, grounding, serial interface, and crystal oscillator installation are key to its operation. Additionally, careful PCB layout and the inclusion of protective elements are crucial to ensure the DS1302ZN functions effectively in various environments.

DS1302ZN FAQ

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6. What is the process for return or replacement of DS1302ZN?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS1302ZN we delivered, we will accept the replacement or return of the DS1302ZN only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DS1302ZN.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations